Patents by Inventor Il-Hun Jeong
Il-Hun Jeong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12223902Abstract: In a pixel, a display device including a pixel, and a method of driving the display device, the pixel includes a first transistor connected to a first power source, a fourth node and a first node, a second transistor connected to a third node, a data line and an i-th first scan line, a third transistor connected to the first node, the fourth node, and an i-th third scan line, a fourth transistor connected to the second node, an initialization voltage, and an i-th second scan line, a first capacitor connected between the third node and the first node, a second capacitor connected between the first node and the second node, and an organic light emitting diode connected between the second node and a second power source, wherein I is a natural number and the third transistor is an N-type transistor.Type: GrantFiled: November 24, 2023Date of Patent: February 11, 2025Assignee: Samsung Display Co., Ltd.Inventor: Il Hun Jeong
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Patent number: 12154637Abstract: A stage circuit includes an input unit connected to a first input terminal receiving a gate start pulse or a previous stage carry signal to control a voltage of a first node, a first output unit connected to a fourth input terminal to which a clock signal is input and supplying a scan signal to a first output terminal corresponding to a voltage of the first node and a second node, a second output unit connected to a third input terminal to which a second carry clock signal is input and supplying a carry signal to a second output terminal corresponding to the voltage of the first node and the second node, a first control unit connected to a first power input terminal to which first power is input and controlling a voltage of a third node, and a second control unit connected to a second power input terminal.Type: GrantFiled: October 17, 2023Date of Patent: November 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Il Hun Jeong, Hai Jung In, Hye Sung Kim
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Publication number: 20240177789Abstract: A stage circuit includes an input unit connected to a first input terminal receiving a gate start pulse or a previous stage carry signal to control a voltage of a first node, a first output unit connected to a fourth input terminal to which a clock signal is input and supplying a scan signal to a first output terminal corresponding to a voltage of the first node and a second node, a second output unit connected to a third input terminal to which a second carry clock signal is input and supplying a carry signal to a second output terminal corresponding to the voltage of the first node and the second node, a first control unit connected to a first power input terminal to which first power is input and controlling a voltage of a third node, and a second control unit connected to a second power input terminal.Type: ApplicationFiled: October 17, 2023Publication date: May 30, 2024Inventors: Il Hun JEONG, Hai Jung IN, Hye Sung KIM
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Patent number: 11984077Abstract: A pixel circuit comprises a light emission element; a driving transistor including a first electrode connected to the first node, a second electrode connected to a second node, and a gate electrode connected to a third node; a first transistor including a first electrode receiving a third voltage, a second electrode connected to the first node, and a gate electrode receiving a second light emission control signal; a first transistor including a first electrode connected to a first line transferring a first power voltage, a second electrode connected to the second node, and a gate electrode receiving a first light emission control signal; a first storage capacitor connected between the third node and a fourth node; and a switching transistor including a first electrode connected to a data line, a second electrode connected to the fourth node, and a gate electrode receiving a scan signal.Type: GrantFiled: October 17, 2022Date of Patent: May 14, 2024Assignee: Samsung Display Co., Ltd.Inventor: Il-Hun Jeong
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Publication number: 20240087531Abstract: In a pixel, a display device including a pixel, and a method of driving the display device, the pixel includes a first transistor connected to a first power source, a fourth node and a first node, a second transistor connected to a third node, a data line and an i-th first scan line, a third transistor connected to the first node, the fourth node, and an i-th third scan line, a fourth transistor connected to the second node, an initialization voltage, and an i-th second scan line, a first capacitor connected between the third node and the first node, a second capacitor connected between the first node and the second node, and an organic light emitting diode connected between the second node and a second power source, wherein I is a natural number and the third transistor is an N-type transistor.Type: ApplicationFiled: November 24, 2023Publication date: March 14, 2024Inventor: Il Hun JEONG
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Patent number: 11922872Abstract: In a pixel, a display device including a pixel, and a method of driving the display device, the pixel includes a first transistor connected to a first power source, a fourth node and a first node, a second transistor connected to a third node, a data line and an i-th first scan line, a third transistor connected to the first node, the fourth node, and an i-th third scan line, a fourth transistor connected to the second node, an initialization voltage, and an i-th second scan line, a first capacitor connected between the third node and the first node, a second capacitor connected between the first node and the second node, and an organic light emitting diode connected between the second node and a second power source, wherein I is a natural number and the third transistor is an N-type transistor.Type: GrantFiled: November 8, 2019Date of Patent: March 5, 2024Assignee: Samsung Display Co., Ltd.Inventor: Il Hun Jeong
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Patent number: 11881167Abstract: In a pixel, a display device including a pixel, and a method of driving the display device, the pixel includes a first transistor connected to a first power source, a fourth node and a first node, a second transistor connected to a third node, a data line and an i-th first scan line, a third transistor connected to the first node, the fourth node, and an i-th third scan line, a fourth transistor connected to the second node, an initialization voltage, and an i-th second scan line, a first capacitor connected between the third node and the first node, a second capacitor connected between the first node and the second node, and an organic light emitting diode connected between the second node and a second power source, wherein I is a natural number and the third transistor is an N-type transistor.Type: GrantFiled: November 8, 2019Date of Patent: January 23, 2024Assignee: Samsung Display Co., Ltd.Inventor: Il Hun Jeong
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Patent number: 11587502Abstract: A pixel according to the present disclosure includes a light emitting diode including an anode coupled to a first node; a first capacitor including a first electrode coupled to the first node, and a second electrode coupled to a second node; a first transistor including a gate electrode coupled to the second node, a first electrode coupled to a third node, and a second electrode coupled to a fourth node; and a second transistor including a gate electrode coupled to a first scan line, a first electrode coupled to a data line, and a second electrode coupled to the third node.Type: GrantFiled: February 20, 2020Date of Patent: February 21, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Il Hun Jeong
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Publication number: 20230035294Abstract: A pixel circuit comprises a light emission element; a driving transistor including a first electrode connected to the first node, a second electrode connected to a second node, and a gate electrode connected to a third node; a first transistor including a first electrode receiving a third voltage, a second electrode connected to the first node, and a gate electrode receiving a second light emission control signal; a first transistor including a first electrode connected to a first line transferring a first power voltage, a second electrode connected to the second node, and a gate electrode receiving a first light emission control signal; a first storage capacitor connected between the third node and a fourth node; and a switching transistor including a first electrode connected to a data line, a second electrode connected to the fourth node, and a gate electrode receiving a scan signal.Type: ApplicationFiled: October 17, 2022Publication date: February 2, 2023Inventor: Il-Hun JEONG
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Patent number: 11553788Abstract: Provided is a structure for preventing deformation of a reading table, which prevents deformation of a reading table itself, solves a problem that a gap is generated when a support of the reading table is rotated and coupled, and thus prevents a standing paper from falling off, and relates to a pressing structure for preventing deformation of a reading table, wherein a pressing member is located at a center of a rear surface of a reading table, and when a first support member is rotated at a predetermined angle, a central part of the reading table is pressed by a support member, and thus a predetermined interval is forcibly formed between the reading table and lower corners of two sides of the first support member.Type: GrantFiled: October 19, 2021Date of Patent: January 17, 2023Assignee: NICE PRODUCTION CO., LTD.Inventor: Il Hun Jeong
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Patent number: 11499936Abstract: A sensor includes: a hole; a sensing area formed around the hole, wherein at least one sensor is in the sensing area; and a crack detector configured to output a first crack signal if a comparison value obtained by comparing a detected value from the at least one sensor with a reference value exceeds an error range.Type: GrantFiled: November 26, 2019Date of Patent: November 15, 2022Assignee: Samsung Display Co., Ltd.Inventors: Il Hun Jeong, Yeon Shil Jung, Hwan Woo Lee, Hae Goo Jung
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Patent number: 11475834Abstract: A pixel circuit comprises a light emission element; a driving transistor including a first electrode connected to the first node, a second electrode connected to a second node, and a gate electrode connected to a third node; a first transistor including a first electrode receiving a third voltage, a second electrode connected to the first node, and a gate electrode receiving a second light emission control signal; a first transistor including a first electrode connected to a first line transferring a first power voltage, a second electrode connected to the second node, and a gate electrode receiving a first light emission control signal; a first storage capacitor connected between the third node and a fourth node; and a switching transistor including a first electrode connected to a data line, a second electrode connected to the fourth node, and a gate electrode receiving a scan signal.Type: GrantFiled: February 19, 2021Date of Patent: October 18, 2022Inventor: Il-Hun Jeong
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Publication number: 20220230586Abstract: In a pixel, a display device including a pixel, and a method of driving the display device, the pixel includes a first transistor connected to a first power source, a fourth node and a first node, a second transistor connected to a third node, a data line and an i-th first scan line, a third transistor connected to the first node, the fourth node, and an i-th third scan line, a fourth transistor connected to the second node, an initialization voltage, and an i-th second scan line, a first capacitor connected between the third node and the first node, a second capacitor connected between the first node and the second node, and an organic light emitting diode connected between the second node and a second power source, wherein I is a natural number and the third transistor is an N-type transistor.Type: ApplicationFiled: November 8, 2019Publication date: July 21, 2022Inventor: Il Hun JEONG
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Publication number: 20220208084Abstract: A pixel according to the present disclosure includes a light emitting diode including an anode coupled to a first node; a first capacitor including a first electrode coupled to the first node, and a second electrode coupled to a second node; a first transistor including a gate electrode coupled to the second node, a first electrode coupled to a third node, and a second electrode coupled to a fourth node; and a second transistor including a gate electrode coupled to a first scan line, a first electrode coupled to a data line, and a second electrode coupled to the third node.Type: ApplicationFiled: February 20, 2020Publication date: June 30, 2022Inventor: Il Hun JEONG
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Patent number: 11282440Abstract: A display device includes: a display panel including a pixel electrically connected to each of a data line, a first power line, a second power line, and a third power line; a power supply to provide a first power voltage to the first power line, and a second power voltage to the second power line; and a driver to provide a data voltage to the data line, and a third power voltage to the third power line. The driver is to determine whether a sensing voltage measured at the second power line is out of a reference range, and to limit the supply of the third power voltage when the sensing voltage is out of the reference range.Type: GrantFiled: August 31, 2020Date of Patent: March 22, 2022Assignee: Samsung Display Co., Ltd.Inventors: Il Hun Jeong, Hai Jung In, Yeon Shil Jung, Hae Goo Jung
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Publication number: 20210264847Abstract: A display device includes: a display panel including a pixel electrically connected to each of a data line, a first power line, a second power line, and a third power line; a power supply to provide a first power voltage to the first power line, and a second power voltage to the second power line; and a driver to provide a data voltage to the data line, and a third power voltage to the third power line. The driver is to determine whether a sensing voltage measured at the second power line is out of a reference range, and to limit the supply of the third power voltage when the sensing voltage is out of the reference range.Type: ApplicationFiled: August 31, 2020Publication date: August 26, 2021Inventors: Il Hun JEONG, Hai Jung IN, Yeon Shil JUNG, Hae Goo JUNG
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Publication number: 20210174741Abstract: A pixel circuit comprises a light emission element; a driving transistor including a first electrode connected to the first node, a second electrode connected to a second node, and a gate electrode connected to a third node; a first transistor including a first electrode receiving a third voltage, a second electrode connected to the first node, and a gate electrode receiving a second light emission control signal; a first transistor including a first electrode connected to a first line transferring a first power voltage, a second electrode connected to the second node, and a gate electrode receiving a first light emission control signal; a first storage capacitor connected between the third node and a fourth node; and a switching transistor including a first electrode connected to a data line, a second electrode connected to the fourth node, and a gate electrode receiving a scan signal.Type: ApplicationFiled: February 19, 2021Publication date: June 10, 2021Inventor: Il-Hun JEONG
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Patent number: 10977991Abstract: A pixel circuit comprises a light emission element; a driving transistor including a first electrode connected to the first node, a second electrode connected to a second node, and a gate electrode connected to a third node; a first transistor including a first electrode receiving a third voltage, a second electrode connected to the first node, and a gate electrode receiving a second light emission control signal; a first transistor including a first electrode connected to a first line transferring a first power voltage, a second electrode connected to the second node, and a gate electrode receiving a first light emission control signal; a first storage capacitor connected between the third node and a fourth node; and a switching transistor including a first electrode connected to a data line, a second electrode connected to the fourth node, and a gate electrode receiving a scan signal.Type: GrantFiled: October 1, 2019Date of Patent: April 13, 2021Inventor: Il-Hun Jeong
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Patent number: 10937356Abstract: A method of driving a display device includes calculating an average load and an asymmetry by analyzing an input image data, and adjusting at least one of a high data voltage and a low data voltage, which are supplied to a display panel of the display device, based on the average load and the asymmetry.Type: GrantFiled: April 17, 2019Date of Patent: March 2, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Il-Hun Jeong, Jae-Hoon Lee
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Publication number: 20200278312Abstract: A sensor includes: a hole; a sensing area formed around the hole, wherein at least one sensor is in the sensing area; and a crack detector configured to output a first crack signal if a comparison value obtained by comparing a detected value from the at least one sensor with a reference value exceeds an error range.Type: ApplicationFiled: November 26, 2019Publication date: September 3, 2020Inventors: Il Hun JEONG, Yeon Shil JUNG, Hwan Woo LEE, Hae Goo JUNG